46 lines
		
	
	
		
			645 B
		
	
	
	
		
			JavaScript
		
	
	
	
	
	
			
		
		
	
	
			46 lines
		
	
	
		
			645 B
		
	
	
	
		
			JavaScript
		
	
	
	
	
	
| let interval = null;
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| let result = null;
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| 
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| function initJank() {
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| 
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| 	const button = document.getElementById( 'button' );
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| 	button.addEventListener( 'click', function () {
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| 
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| 		if ( interval === null ) {
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| 
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| 			interval = setInterval( jank, 1000 / 60 );
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| 
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| 			button.textContent = 'STOP JANK';
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| 
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| 		} else {
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| 
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| 			clearInterval( interval );
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| 			interval = null;
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| 
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| 			button.textContent = 'START JANK';
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| 			result.textContent = '';
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| 
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| 		}
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| 
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| 	} );
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| 
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| 	result = document.getElementById( 'result' );
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| 
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| }
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| 
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| function jank() {
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| 
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| 	let number = 0;
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| 
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| 	for ( let i = 0; i < 10000000; i ++ ) {
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| 
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| 		number += Math.random();
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| 
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| 	}
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| 
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| 	result.textContent = number;
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| 
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| }
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| 
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| export default initJank;
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